<template>
  <view class="container">
    <view class="carousel">
      <swiper indicator-dots circular="true" duration="400">
        <swiper-item
          class="swiper-item"
          v-for="(src, index) in goodsInfo.designSketch"
          :key="index"
        >
          <view class="image-wrapper">
            <image :src="src" class="loaded" mode="aspectFill" />
          </view>
        </swiper-item>
      </swiper>
    </view>
    <view class="introduce-section">
      <text class="title">{{ goodsInfo.skuName }}</text>
      <view class="price-box">
        <text class="price-tip">¥</text>
        <text class="price">{{ goodsInfo.price }}</text>
        <text class="m-price">¥{{ goodsInfo.price * 2 }}</text>
        <text class="coupon-tip">{{ goodsInfo.discount }}折</text>
      </view>
      <view class="bot-row">
        <text>销量: {{ goodsInfo.salesVolume }}</text>
        <text>库存: {{ goodsInfo.stock }}</text>
        <text>浏览量: {{ goodsInfo.views }}</text>
      </view>
    </view>

    <!--  分享 -->
    <view class="share-section" @click="share">
      <view class="share-icon"> <text class="yticon icon-xingxing"></text>返 </view>
      <text class="tit">该商品分享可领49减10红包</text>
      <text class="yticon icon-bangzhu1"></text>
      <view class="share-btn">
        立即分享
        <text class="yticon icon-you"></text>
      </view>
    </view>

    <view class="c-list">
      <view class="c-row b-b" @click="toggleSpec">
        <text class="tit">购买类型</text>
        <view class="con">
          <text class="selected-text">{{ selectSpecInfo.name }}</text>
        </view>
        <text class="yticon icon-you"></text>
      </view>
      <view class="c-row b-b">
        <text class="tit">优惠券</text>
        <text class="con t-r red">领取优惠券</text>
        <text class="yticon icon-you"></text>
      </view>
      <view class="c-row b-b">
        <text class="tit">促销活动</text>
        <view class="con-list">
          <text>新人首单送20元无门槛代金券</text>
          <text>订单满50减10</text>
          <text>订单满100减30</text>
          <text>单笔购买满两件免邮费</text>
        </view>
      </view>
      <view class="c-row b-b">
        <text class="tit">服务</text>
        <view class="bz-list con">
          <text>7天无理由退换货 ·</text>
          <text>假一赔十 ·</text>
        </view>
      </view>
    </view>

    <!-- 评价 -->
    <view class="eva-section">
      <view class="e-header">
        <text class="tit">评价</text>
        <text>(86)</text>
        <text class="tip">好评率 100%</text>
        <text class="yticon icon-you"></text>
      </view>
      <view class="eva-box">
        <image
          class="portrait"
          src="http://img3.imgtn.bdimg.com/it/u=1150341365,1327279810&fm=26&gp=0.jpg"
          mode="aspectFill"
        />
        <view class="right">
          <text class="name">Leo yo</text>
          <text class="con"
            >茶叶罐包装很好，打开里面也很有讲究，有一袋锡箔纸的包装，拆开茶叶色泽鲜艳，大小均匀。香气也很好。干茶清香，环绕鼻喉。于是我抓一片，入口。脆，香，嫩，细细一品，很有甘甜瑟瑟至味，实为佳品。放入杯中，取两勺子片叶于杯中。倒入80度的水。一泡，清澈透明，层次分明，茶叶明亮。如高山流水遇知音，甘甜与共。待温度降低少许，一小口入口，大赞。好茶。细腻，清香，甘甜回味无穷。一个字，好。</text
          >
          <view class="bot">
            <text class="attr">购买类型：粗茶</text>
            <text class="time">2019-04-01 19:21</text>
          </view>
        </view>
      </view>
    </view>

    <view class="detail-desc">
      <view class="d-header">
        <text>图文详情</text>
      </view>
      <u-parse :content="goodsInfo.mixDetail"></u-parse>
    </view>

    <!-- 底部操作菜单 -->
    <view class="page-bottom">
      <navigator url="/pages/index/index" open-type="switchTab" class="p-b-btn">
        <text class="yticon icon-xiatubiao--copy"></text>
        <text>首页</text>
      </navigator>
      <navigator url="/pages/cartList/cartList" open-type="switchTab" class="p-b-btn">
        <text class="yticon icon-gouwuche"></text>
        <text>购物车</text>
      </navigator>
      <view class="p-b-btn" :class="{ active: favorite }" @click="toFavorite">
        <text class="yticon icon-shoucang"></text>
        <text>收藏</text>
      </view>

      <view class="action-btn-group">
        <button type="primary" class="action-btn no-border buy-now-btn" @click="onBuy">
          立即购买
        </button>
        <button
          type="primary"
          class="action-btn no-border add-cart-btn"
          @click="onAddCart"
        >
          加入购物车
        </button>
      </view>
    </view>

    <!-- 规格-模态层弹窗 -->
    <view
      class="popup spec"
      :class="specClass"
      @touchmove.stop.prevent="stopPrevent"
      @click="toggleSpec"
    >
      <!-- 遮罩层 -->
      <view class="mask"></view>
      <view class="layer attr-content" @click.stop="stopPrevent">
        <view class="a-t">
          <image :src="goodsInfo.imageFilePath" />
          <view class="right">
            <text class="price">¥{{ goodsInfo.price }}</text>
            <text class="stock">库存：{{ goodsInfo.stock }}件</text>
            <view class="selected">
              已选：
              <text class="selected-text">{{ selectSpecInfo.name }}</text>
            </view>
          </view>
        </view>

        <text>规格</text>
        <view class="item-list">
          <text
            v-for="(childItem, childIndex) in goodsInfo.specList"
            :key="childIndex"
            class="tit"
            :class="{ selected: selectSpecInfo.index == childIndex }"
            @click="selectSpec(childIndex, childItem)"
            >{{ childItem }}</text
          >
        </view>
        <button class="btn" @click="toggleSpec">完成</button>
      </view>
    </view>
    <!-- 分享 -->
    <share ref="share" :contentHeight="580" :shareList="shareList"></share>
  </view>
</template>

<script>
import share from "@/components/share";
import { getGoodsDetail } from "@/api/home.js";
import { addCart } from "@/api/user.js";
import { mapState } from "vuex";
const shareList = [
  {
    type: 1,
    icon: "/static/temp/share_wechat.png",
    text: "微信好友",
  },
  {
    type: 2,
    icon: "/static/temp/share_moment.png",
    text: "朋友圈",
  },
  {
    type: 3,
    icon: "/static/temp/share_qq.png",
    text: "QQ好友",
  },
  {
    type: 4,
    icon: "/static/temp/share_qqzone.png",
    text: "QQ空间",
  },
];
export default {
  components: {
    share,
  },
  computed: {
    ...mapState({
      userInfo: (state) => state.login.userInfo,
    }),
  },
  data() {
    return {
      goodsInfo: {}, //商品信息
      cartNum: 0,
      selectSpecInfo: {
        index: 0,
        name: "",
      },
      specClass: "none",
      specSelected: [],
      favorite: true,
      shareList,
    };
  },
  async onLoad(options) {
    //接收传值,id里面放的是标题，因为测试数据并没写id
    let id = options.id;
    this.getGoodsInfo(id);
  },

  methods: {
    //添加购物车
    async onAddCart() {
      if (!this.userInfo._id) {
        const [, res] = await uni.showModal({ content: "当前状态未来登录!是否去登录?" });
        if (res.confirm) {
          return uni.navigateTo({url: "/pages/loginPage/login",});
        }
      }
      let obj = Object.assign(
        {},
        {
          num: (this.cartNum += 1),
          userId: this.userInfo._id,
          skuId: this.goodsInfo._id,
        }
      );

      const { code } = await addCart(obj);
      if (code == 1) {
        return uni.showToast({
          icon: "none",
          title: "添加成功",
        });
      }
    },
    async getGoodsInfo(id) {
      const { data } = await getGoodsDetail({ id });
      this.goodsInfo = data;
      this.goodsInfo.salesVolume = Math.floor(Math.random() * 1220);
      this.goodsInfo.stock = Math.floor(Math.random() * 12);
      this.goodsInfo.views = Math.floor(Math.random() * 1220);
      this.goodsInfo.discount = Math.floor(Math.random() * 10) + 1;
      this.goodsInfo.specList = [];
      this.goodsInfo.imageFilePath =this.imgAddMaxWidth(data.designSketch[0])
      Object.keys(this.goodsInfo).forEach((key) => {
        if (["specValue1", "specValue2", "specValue3", "specValue4"].includes(key)) {
          this.goodsInfo.specList.push(this.goodsInfo[key]);
        }
      });
      let browseHistoryList = uni.getStorageSync("BROWSE_HISTORY") || [];
 
      let isAdd = browseHistoryList.some((v) => v._id == this.goodsInfo._id);
      
      if (!isAdd && this.userInfo._id) {
        browseHistoryList.unshift(this.goodsInfo);
        uni.setStorageSync("BROWSE_HISTORY", browseHistoryList);
      }
    },
    //规格弹窗开关
    toggleSpec() {
      if (this.specClass === "show") {
        this.specClass = "hide";
        setTimeout(() => {
          this.specClass = "none";
        }, 250);
      } else if (this.specClass === "none") {
        this.specClass = "show";
      }
    },
    //选择规格
    selectSpec(index, name) {
      Object.assign(this.selectSpecInfo, {
        index,
        name,
      });
    },
    //分享
    share() {
      this.$refs.share.toggleMask();
    },
    //收藏
    toFavorite() {
      this.favorite = !this.favorite;
    },
    onBuy() {
       this.$api.msg('立即购买')
      // uni.navigateTo({ 
      //   url: `/pages/orderList/createOrder`,
      //   success:(res)=>{
      //     const data = [this.goodsInfo]
      //     res.eventChannel.emit("createOrder", data);
      //   }
      // });
    },
    imgAddMaxWidth(str) {
       if (!str) {
          return "";
        }
        let regex = new RegExp("/>", "gi");
        return  str.replace(regex, " style='max-width:100%;height:auto'/>");
    },
    stopPrevent() {},
  },
};
</script>

<style lang="scss">
page {
  background: $page-color-base;
  padding-bottom: 160upx;
}

.icon-you {
  font-size: $font-base + 2upx;
  color: #888;
}

.carousel {
  height: 722upx;
  position: relative;

  swiper {
    height: 100%;
  }

  .image-wrapper {
    width: 100%;
    height: 100%;
  }

  .swiper-item {
    display: flex;
    justify-content: center;
    align-content: center;
    height: 750upx;
    overflow: hidden;

    image {
      width: 100%;
      height: 100%;
    }
  }
}

/* 标题简介 */
.introduce-section {
  background: #fff;
  padding: 20upx 30upx;

  .title {
    font-size: 32upx;
    color: $font-color-dark;
    height: 50upx;
    line-height: 50upx;
  }

  .price-box {
    display: flex;
    align-items: baseline;
    height: 64upx;
    padding: 10upx 0;
    font-size: 26upx;
    color: $uni-color-primary;
  }

  .price {
    font-size: $font-lg + 2upx;
  }

  .m-price {
    margin: 0 12upx;
    color: $font-color-light;
    text-decoration: line-through;
  }

  .coupon-tip {
    align-items: center;
    padding: 4upx 10upx;
    background: $uni-color-primary;
    font-size: $font-sm;
    color: #fff;
    border-radius: 6upx;
    line-height: 1;
    transform: translateY(-4upx);
  }

  .bot-row {
    display: flex;
    align-items: center;
    height: 50upx;
    font-size: $font-sm;
    color: $font-color-light;

    text {
      flex: 1;
    }
  }
}

/* 分享 */
.share-section {
  display: flex;
  align-items: center;
  color: $font-color-base;
  background: linear-gradient(left, #fdf5f6, #fbebf6);
  padding: 12upx 30upx;

  .share-icon {
    display: flex;
    align-items: center;
    width: 70upx;
    height: 30upx;
    line-height: 1;
    border: 1px solid $uni-color-primary;
    border-radius: 4upx;
    position: relative;
    overflow: hidden;
    font-size: 22upx;
    color: $uni-color-primary;

    &:after {
      content: "";
      width: 50upx;
      height: 50upx;
      border-radius: 50%;
      left: -20upx;
      top: -12upx;
      position: absolute;
      background: $uni-color-primary;
    }
  }

  .icon-xingxing {
    position: relative;
    z-index: 1;
    font-size: 24upx;
    margin-left: 2upx;
    margin-right: 10upx;
    color: #fff;
    line-height: 1;
  }

  .tit {
    font-size: $font-base;
    margin-left: 10upx;
  }

  .icon-bangzhu1 {
    padding: 10upx;
    font-size: 30upx;
    line-height: 1;
  }

  .share-btn {
    flex: 1;
    text-align: right;
    font-size: $font-sm;
    color: $uni-color-primary;
  }

  .icon-you {
    font-size: $font-sm;
    margin-left: 4upx;
    color: $uni-color-primary;
  }
}

.c-list {
  font-size: $font-sm + 2upx;
  color: $font-color-base;
  background: #fff;

  .c-row {
    display: flex;
    align-items: center;
    padding: 20upx 30upx;
    position: relative;
  }

  .tit {
    width: 140upx;
  }

  .con {
    flex: 1;
    color: $font-color-dark;

    .selected-text {
      margin-right: 10upx;
    }
  }

  .bz-list {
    height: 40upx;
    font-size: $font-sm + 2upx;
    color: $font-color-dark;

    text {
      display: inline-block;
      margin-right: 30upx;
    }
  }

  .con-list {
    flex: 1;
    display: flex;
    flex-direction: column;
    color: $font-color-dark;
    line-height: 40upx;
  }

  .red {
    color: $uni-color-primary;
  }
}

/* 评价 */
.eva-section {
  display: flex;
  flex-direction: column;
  padding: 20upx 30upx;
  background: #fff;
  margin-top: 16upx;

  .e-header {
    display: flex;
    align-items: center;
    height: 70upx;
    font-size: $font-sm + 2upx;
    color: $font-color-light;

    .tit {
      font-size: $font-base + 2upx;
      color: $font-color-dark;
      margin-right: 4upx;
    }

    .tip {
      flex: 1;
      text-align: right;
    }

    .icon-you {
      margin-left: 10upx;
    }
  }
}

.eva-box {
  display: flex;
  padding: 20upx 0;

  .portrait {
    flex-shrink: 0;
    width: 80upx;
    height: 80upx;
    border-radius: 100px;
  }

  .right {
    flex: 1;
    display: flex;
    flex-direction: column;
    font-size: $font-base;
    color: $font-color-base;
    padding-left: 26upx;

    .con {
      font-size: $font-base;
      color: $font-color-dark;
      padding: 20upx 0;
    }

    .bot {
      display: flex;
      justify-content: space-between;
      font-size: $font-sm;
      color: $font-color-light;
    }
  }
}

/*  详情 */
.detail-desc {
  background: #fff;
  margin-top: 16upx;

  .d-header {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 80upx;
    font-size: $font-base + 2upx;
    color: $font-color-dark;
    position: relative;

    text {
      padding: 0 20upx;
      background: #fff;
      position: relative;
      z-index: 1;
    }

    &:after {
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translateX(-50%);
      width: 300upx;
      height: 0;
      content: "";
      border-bottom: 1px solid #ccc;
    }
  }
}

/* 规格选择弹窗 */
.attr-content {
  padding: 10upx 30upx;

  .a-t {
    display: flex;

    image {
      width: 170upx;
      height: 170upx;
      flex-shrink: 0;
      margin-top: -40upx;
      border-radius: 8upx;
    }

    .right {
      display: flex;
      flex-direction: column;
      padding-left: 24upx;
      font-size: $font-sm + 2upx;
      color: $font-color-base;
      line-height: 42upx;

      .price {
        font-size: $font-lg;
        color: $uni-color-primary;
        margin-bottom: 10upx;
      }

      .selected-text {
        margin-right: 10upx;
      }
    }
  }

  .attr-list {
    display: flex;
    flex-direction: column;
    font-size: $font-base + 2upx;
    color: $font-color-base;
    padding-top: 30upx;
    padding-left: 10upx;
  }

  .item-list {
    padding: 20upx 0 0;
    display: flex;
    flex-wrap: wrap;

    text {
      display: flex;
      align-items: center;
      justify-content: center;
      background: #eee;
      margin-right: 20upx;
      margin-bottom: 20upx;
      border-radius: 100upx;
      min-width: 60upx;
      height: 60upx;
      padding: 0 20upx;
      font-size: $font-base;
      color: $font-color-dark;
    }

    .selected {
      background: #fbebee;
      color: $uni-color-primary;
    }
  }
}

/*  弹出层 */
.popup {
  position: fixed;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 99;

  &.show {
    display: block;

    .mask {
      animation: showPopup 0.2s linear both;
    }

    .layer {
      animation: showLayer 0.2s linear both;
    }
  }

  &.hide {
    .mask {
      animation: hidePopup 0.2s linear both;
    }

    .layer {
      animation: hideLayer 0.2s linear both;
    }
  }

  &.none {
    display: none;
  }

  .mask {
    position: fixed;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background-color: rgba(0, 0, 0, 0.4);
  }

  .layer {
    position: fixed;
    z-index: 99;
    bottom: 0;
    width: 100%;
    min-height: 40vh;
    border-radius: 10upx 10upx 0 0;
    background-color: #fff;

    .btn {
      height: 66upx;
      line-height: 66upx;
      border-radius: 100upx;
      background: $uni-color-primary;
      font-size: $font-base + 2upx;
      color: #fff;
      margin: 30upx auto 20upx;
    }
  }

  @keyframes showPopup {
    0% {
      opacity: 0;
    }

    100% {
      opacity: 1;
    }
  }

  @keyframes hidePopup {
    0% {
      opacity: 1;
    }

    100% {
      opacity: 0;
    }
  }

  @keyframes showLayer {
    0% {
      transform: translateY(120%);
    }

    100% {
      transform: translateY(0%);
    }
  }

  @keyframes hideLayer {
    0% {
      transform: translateY(0);
    }

    100% {
      transform: translateY(120%);
    }
  }
}

/* 底部操作菜单 */
.page-bottom {
  position: fixed;
  left: 30upx;
  bottom: 30upx;
  z-index: 95;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 690upx;
  height: 100upx;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 0 20upx 0 rgba(0, 0, 0, 0.5);
  border-radius: 16upx;

  .p-b-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: $font-sm;
    color: $font-color-base;
    width: 96upx;
    height: 80upx;

    .yticon {
      font-size: 40upx;
      line-height: 48upx;
      color: $font-color-light;
    }

    &.active,
    &.active .yticon {
      color: $uni-color-primary;
    }

    .icon-fenxiang2 {
      font-size: 42upx;
      transform: translateY(-2upx);
    }

    .icon-shoucang {
      font-size: 46upx;
    }
  }

  .action-btn-group {
    display: flex;
    height: 76upx;
    border-radius: 100px;
    overflow: hidden;
    box-shadow: 0 20upx 40upx -16upx #fa436a;
    box-shadow: 1px 2px 5px rgba(219, 63, 96, 0.4);
    background: linear-gradient(to right, #ffac30, #fa436a, #f56c6c);
    margin-left: 20upx;
    position: relative;

    &:after {
      content: "";
      position: absolute;
      top: 50%;
      right: 50%;
      transform: translateY(-50%);
      height: 28upx;
      width: 0;
      border-right: 1px solid rgba(255, 255, 255, 0.5);
    }

    .action-btn {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 180upx;
      height: 100%;
      font-size: $font-base;
      padding: 0;
      border-radius: 0;
      background: transparent;
    }
  }
}
</style>
